/*
 * Copyright 2011 www.pretty-tools.com
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


#pragma once

template <typename This, typename T>
class IScriptImplementsImpl : public T
{
public:
    IScriptImplementsImpl(void)
    {
    }

    STDMETHOD(QueryInterface)(BSTR bsIID, IUnknown** pInterface)
    {
        if (!bsIID || !*bsIID)
            return E_INVALIDARG;
        if (!pInterface)
            return E_POINTER;

        IID iid = __uuidof(0);
        RETURN_FAILED(IIDFromString(bsIID, &iid))

        return ((This*)this)->GetUnknown()->QueryInterface(iid, (void**)pInterface);
    }

    STDMETHOD(Implements)(BSTR bsIID, VARIANT_BOOL* pRet)
    {
        CComPtr<IUnknown> pInterface;

        *pRet = ToVariant(SUCCEEDED(QueryInterface(bsIID, &pInterface)));

        return S_OK;
    }
};
